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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c367854534febbb6b5b3b6623d50889bdf13fa43cd15ee1db3a713187859cd6. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



XWorm


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: 0c367854534febbb6b5b3b6623d50889bdf13fa43cd15ee1db3a713187859cd6
SHA3-384 hash: c80efef9eb04cbd92c4c7fb4c67a74d34e2a79490c97115a1b5f8b1a5ce5e242e73c451a89c1a7574ab060b0f3f9473b
SHA1 hash: 572f20ef4a8de33946c9473e28f8c7b376501c0f
MD5 hash: 93a58fc2b35112cb6aa64e76d31e7aa1
humanhash: harry-bravo-maryland-utah
File name:Invoice No.1FVO12026001543.js
Download: download sample
Signature XWorm
File size:313'507 bytes
First seen:2026-08-31 08:32:32 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 1536:XLuwXDxwt1wt+1PxdTRvfttCvHAQKJZk1P+HpzH6Pw8/zwXCwX7wXowXX5wMo78J:XZ4e
TLSH T1A464674C685151F5F72646EF3F6C243EC49A1E46F2C0C8CB787CB4180FA96965B2BAE4
Magika javascript
Reporter abuse_ch
Tags:js xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
148
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-08-30T21:33:00Z UTC
Last seen:
2026-09-02T06:43:00Z UTC
Hits:
~1000
Result
Threat name:
SugarDump, XWorm
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Creates processes via WMI
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Javascript file is likely language aware (will only work on specific systems)
JavaScript source code contains functionality to generate code involving a shell, file or stream
JavaScript source code contains functionality to generate code involving HTTP requests or file downloads
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Obfuscated command line found
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Sample uses string decryption to hide its real strings
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected SugarDump
Yara detected XWorm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1966055 Sample: Invoice No.1FVO12026001543.js Startdate: 31/08/2026 Architecture: WINDOWS Score: 100 54 long-wildflower-b4f5.gustavosoftware.workers.dev 2->54 56 pub-ce02802067934e0eb072f69bf6427bf6.r2.dev 2->56 58 keyauth.win 2->58 68 Suricata IDS alerts for network traffic 2->68 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 17 other signatures 2->74 10 wscript.exe 1 2->10         started        13 svchost.exe 1 1 2->13         started        signatures3 process4 dnsIp5 86 Wscript starts Powershell (via cmd or directly) 10->86 88 Obfuscated command line found 10->88 90 Bypasses PowerShell execution policy 10->90 92 3 other signatures 10->92 16 powershell.exe 14 15 10->16         started        62 127.0.0.1 unknown unknown 13->62 signatures6 process7 dnsIp8 50 long-wildflower-b4f5.gustavosoftware.workers.dev 104.21.82.155, 443, 49705 CLOUDFLARENET-CloudflareIncUS Canada 16->50 52 pub-ce02802067934e0eb072f69bf6427bf6.r2.dev 104.18.50.34, 443, 49712 CLOUDFLARENET-CloudflareIncUS Canada 16->52 64 Writes to foreign memory regions 16->64 66 Injects a PE file into a foreign processes 16->66 20 CasPol.exe 3 7 16->20         started        24 conhost.exe 16->24         started        signatures9 process10 dnsIp11 60 130.12.182.59, 2026, 49713 VPSDEDICATED-ASUS Slovenia 20->60 76 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 20->76 78 Tries to steal Mail credentials (via file / registry access) 20->78 80 Tries to harvest and steal browser information (history, passwords, etc) 20->80 82 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 20->82 26 CasPol.exe 20->26         started        29 csc.exe 4 20->29         started        32 csc.exe 4 20->32         started        34 csc.exe 5 20->34         started        84 Installs a global keyboard hook 24->84 signatures12 process13 file14 94 Antivirus detection for dropped file 26->94 48 C:\Users\user\AppData\Local\Temp\CasPol.exe, PE32 29->48 dropped 36 conhost.exe 29->36         started        38 cvtres.exe 29->38         started        40 conhost.exe 32->40         started        42 cvtres.exe 32->42         started        44 conhost.exe 34->44         started        46 cvtres.exe 34->46         started        signatures15 process16
Gathering data
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2026-08-31 01:50:31 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xworm discovery execution rat trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Network Service Discovery
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Family: Xworm
Process spawned unexpected child process
Malware Config
C2 Extraction:
130.12.182.59:2026
Dropper Extraction:
https://long-wildflower-b4f5.gustavosoftware.workers.dev/mHQSe
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments